27143503054 has 4 divisors (see below), whose sum is σ = 40715254584. Its totient is φ = 13571751526.

The previous prime is 27143503039. The next prime is 27143503073. The reversal of 27143503054 is 45030534172.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6785875762 + ... + 6785875765.

It is an arithmetic number, because the mean of its divisors is an integer number (10178813646).

Almost surely, 2^27143503054 is an apocalyptic number.

27143503054 is a deficient number, since it is larger than the sum of its proper divisors (13571751530).

27143503054 is a wasteful number, since it uses less digits than its factorization.

27143503054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571751529.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 27143503054 in words is "twenty-seven billion, one hundred forty-three million, five hundred three thousand, fifty-four".